CVE-2025-3285: arena Out-of-bounds Read — Fix

Description

A local code execution vulnerability exists in the Rockwell Automation Arena® due to a threat actor being able to read outside of the allocated memory buffer. The flaw is a result of improper validation of user-supplied data. If exploited a threat actor can disclose information and execute arbitrary code on the system. To exploit the vulnerability a legitimate user must open a malicious DOE file.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
rockwellautomation	arena	< 16.20.09

References

Advisories & Patches

https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.SD1726.html

Frequently Asked Questions

What is CVE-2025-3285? +

A local code execution vulnerability exists in the Rockwell Automation Arena® due to a threat actor being able to read outside of the allocated memory buffer. The flaw is a result of improper validation of user-supplied data. If exploited a threat actor can disclose information and execute arbitrary code on the system. To exploit the vulnerability a legitimate user must open a malicious DOE file. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-3285? +

CVE-2025-3285 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-3285? +

CVE-2025-3285 affects products from rockwellautomation, specifically: arena. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-3285? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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